What does sawdust mean?
Sawdust is the fine powder and small particles left behind when wood is cut with a saw. In everyday use, the word often evokes the dusty atmosphere of a workshop or sawmill. It is also a practical material: woodworkers and livestock keepers may use it for bedding, while gardeners and manufacturers may use it in compost, mulch, fuel, or composite wood products. The term is generally neutral, though descriptions such as “sawdust-covered” or “sawdust in the air” can convey neglect, mess, or age. Because sawdust is normally treated as an uncountable mass noun, it does not usually take a plural form, although “sawdusts” occasionally appears in technical or commercial contexts.
nounSawdust is the fine powder and small particles of wood produced when wood is cut with a saw. It is also used in products such as animal bedding, compost, and fuel.
- Fine wood particles and powder produced by sawing wood.
"The workshop floor was covered in sawdust."
"He swept the sawdust from the floor of his workshop."
"The old sawmill used sawdust as fuel for its steam boilers."
Sawdust is normally an uncountable mass noun. The plural “sawdusts” is uncommon and appears mainly in specialized or commercial contexts.
"The mill collects sawdusts from its cutting operations."
What looks like waste from a workshop can become bedding, compost, fuel, or even the raw material for new products.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does sawdust come from?
The word is an English compound formed from “saw” and “dust.” “Saw” refers to the cutting tool or the act of cutting, while “dust” denotes fine particles of powder. Both elements are old English-derived words, and the compound has long referred to the material left by sawing wood.
Related word forms
How sawdust is actually used
Sawdust is normally used as an uncountable mass noun. It can suggest the dusty residue of woodworking, while specialized uses include sawdust bedding, sawdust compost, and sawdust burners.
Easily confused with sawdust
Wood shavings are thin curls or flakes shaved from wood, whereas sawdust consists chiefly of fine powder and small particles produced by sawing.